Jiacheng Tan

Learn More
In this paper we describe some results of the Alice project. Alice is an ontology based e-commerce project which aims to support online users in the task of shopping. Ontologies describing customers, products, typical shopping tasks and the external context form the basis for the Alice architecture. We also build upon two novel interface metaphors(More)
In this paper we describe some results of the Alice project. Alice is an ontology based e-commerce project which aims to support online users in the task of shopping. Ontologies describing customers, products, typical shopping tasks and the external context form the basis for the Alice architecture. We also exploit two novel interface metaphors originally(More)
This paper addresses the issue of grounding spatial relations in natural language for human-robot interaction and robot control. The problem is approached by identifying two set of spatial relations, the image space-based and object-centered, and expressing them as fuzzy sets to capture the ambiguity inherent to the linguistic expressions for the relations.(More)
This research aims at improving dynamic query based information access by using knowledge modelling to narrow the search space. Our objective is to allow users to quickly browse web pages and get the information content related to his/her profile and within semantically relevant dimensions. We have developed an application to link a dynamic query interface(More)
  • 1